HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=45,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e1dd5fec6f-YYZ
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=10,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e10f50187f-EWR
alt-svc: h3=":8443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=8,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e10cd4ac25-YYZ
alt-svc: h3=":8443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e0af579bb3-FRA
alt-svc: h3=":8443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=30,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e0c9b04380-EWR
alt-svc: h3=":8443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=27,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e0aa8b227d-EWR
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=5,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e0c8da051b-YYZ
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e07ca73618-FRA
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e09df3d27c-FRA
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e05d18132e-LHR
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e05db81c89-AMS
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 530 <none>
Date: Wed, 21 Jan 2026 19:40:40 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1948e03806dc4a-FRA
alt-svc: h3=":443"; ma=86400


error code: 1016

HTTP/1.1 522 <none>
Date: Wed, 21 Jan 2026 17:16:01 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=19648,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c187481dd318815-EWR
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 522 <none>
Date: Wed, 21 Jan 2026 17:16:01 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c187481c811fea0-AMS
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 200 OK
Date: Wed, 21 Jan 2026 17:15:41 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
vary: accept-encoding
Set-Cookie: connect.sid=s%3AxzyA09PeuALj4jUo7wHk7WdChPa0fJve.37vjy8sg%2BaFtr%2BztNntBNZ%2BzG5uoQ9t%2BVLTBeB1BVTE; Domain=.whitelabelstacks.com; Path=/; HttpOnly; SameSite=Lax
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=Zfo5vMGImN36MszWSBU5QPM0BwvuJT4bmmb3Q8HLX8yUC5sjnmbMb4w%2BYxYg7EaQvx1zrcl2PgfOHezV9b%2BBlKivgCq3Toai0R4lQTapQKzLqPKvbMEx4S0Pna1syycs"}]}
cf-cache-status: DYNAMIC
CF-RAY: 9c18747d2e8c039a-FRA
alt-svc: h3=":443"; ma=86400

Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
    <link rel="stylesheet" href="/styles/edtechbooks.css?v=1.6">
    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
            <a
                class="btn flex-grow-1 text-start px-3 text-truncate text-light rounded-0 bi-book-fill icon-text-link">Cover</a>
            <button class="btn ms-auto bi-caret-up text-light rounded-0 fs-5" data-bs-title="Collapse All"
                data-bs-placement="bottom" data-action="CollapseBookNavLinks"></button>
            <button class="btn bi-caret-down text-light rounded-0 fs-5" data-bs-title="Expand All"
                data-bs-placement="bottom" data-action="ExpandBookNavLinks"></button>
            <button class="btn bi-x-lg text-light rounded-0 fs-5 text-end" data-action="ToggleBookNav"></button>
        </div>
        <div id="book-nav-links" class="flex-grow-1 border-0 m-0 px-2 overflow-y-auto pb-4">
        </div>
    </div>
    <div id="mobile-links" class="bg-dark text-light py-1 d-print-none" style="display: none;">
        <div class="row py-0">
            <a class="col btn text-light bi-book fs-3" id="book-cover-link" style="display: none;"></a>
            <button class="col btn text-light d-none d-md-block bi-list fs-3" data-action="ToggleBookNav"></button>
            <a class="col btn text-light bi-chevron-left fs-3" id="previous-chapter-link"></a>
            <a class="col btn text-light bi-chevron-right fs-3" id="next-chapter-link"></a>
        </div>
    </div>
    <div class="container-fluid px-0">
        <div id="main-window" class="col d-flex flex-column vh-100 z-0">
            <div id="scroll-progress-bar" class="bg-dark d-print-none d-none">
                <div class="progress-bar d-block bg-rainbow"></div>
            </div>
            <nav id="main-nav" class="bg-dark shadow z-1 py-0 d-print-none">
                <div id="main-nav-wrapper" class="container d-flex flex-row align-items-center">
                    <div id="main-nav-left" id="headerNav" class="d-flex flex-row">
                        <a class="btn btn-dark bi-logo-etb-simple fs-3 py-0" href="/"></a>
                    </div>
                    <div id="main-nav-right" class="d-flex flex-row ps-3 ms-auto align-items-center">
                        <div class="dropdown d-lg-none">
                            <button class="btn bi-list text-light" type="button" data-bs-toggle="dropdown"
                                data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></button>
                            <div id="mobile-menu" class="dropdown-menu dropdown-menu-end vw-100">
                            </div>
                        </div>
                        <button
                            class="btn bg-rainbow-sm text-white ms-auto d-none d-md-flex flex-row align-items-center py-1 pe-1 flex-grow-1 me-2 rounded-0 pe-3"
                            data-target-template="modal-search" id="searchButton" data-action="ToggleModal">
                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 522 <none>
Date: Wed, 21 Jan 2026 17:16:01 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1874819a4d330e-LHR
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 522 <none>
Date: Wed, 21 Jan 2026 17:16:01 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9c1874816cd9224e-AMS
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 17:15:41 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://whitelabelstacks.com/
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=cSz96oRJmL3saUT7GhJie5MzzT%2F%2BHLX7naoTff8c%2FI9Tv4uutML%2FKJfWn60g0bTmFgF%2Fy0Zui268ci%2Bt3aN%2FVZfg28Oq%2BLFqd3J4ZqeC6pKqlaOf"}]}
CF-RAY: 9c18747cfeb79f60-AMS
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
</body>
</html>

HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 17:15:41 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://whitelabelstacks.com/
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=17,cfOrigin;dur=488
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=pps6L%2BIhDlBJKlnSw58%2BB6SbF9n6gQ5Q0pCBtUUWL%2BkB9XL%2Bd3NCybYoanEuowF%2FCEfl3Nu1pkpp8IERY62wHnuSi0UM4alJES8wkyNijDSQ47G3qk77So6weKXGdCfO"}]}
CF-RAY: 9c18747e6e1197a7-SIN
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"84cd6f567eb54d379a7a536489fe0241","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>

HTTP/1.1 200 OK
Date: Wed, 21 Jan 2026 17:15:41 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=11,cfOrigin;dur=240
Set-Cookie: connect.sid=s%3AdPZB53ftePp6yQyxOI2Nr_mkKawpa6W7.XiM61xiAj2ZWc4%2BE9tx0mK0OZL24tDFR3EpjWaPXuXY; Domain=.whitelabelstacks.com; Path=/; HttpOnly; SameSite=Lax
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=Un9%2FfiKl2OixyAP%2BmXq%2FmegGE%2Bwkc0TRXk27jrrKaFUt19y7AwRaAWjrvYXBIug7bPPBWTjbUMLS%2Bb6bJx2N%2Ft6SCm7KxvTzUmrYwJLTwbWPant4ZAQP99OOJUqElixm"}]}
cf-cache-status: DYNAMIC
vary: accept-encoding
CF-RAY: 9c18747be82f236e-SJC
alt-svc: h3=":443"; ma=86400

Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
    <link rel="stylesheet" href="/styles/edtechbooks.css?v=1.6">
    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
            <a
                class="btn flex-grow-1 text-start px-3 text-truncate text-light rounded-0 bi-book-fill icon-text-link">Cover</a>
            <button class="btn ms-auto bi-caret-up text-light rounded-0 fs-5" data-bs-title="Collapse All"
                data-bs-placement="bottom" data-action="CollapseBookNavLinks"></button>
            <button class="btn bi-caret-down text-light rounded-0 fs-5" data-bs-title="Expand All"
                data-bs-placement="bottom" data-action="ExpandBookNavLinks"></button>
            <button class="btn bi-x-lg text-light rounded-0 fs-5 text-end" data-action="ToggleBookNav"></button>
        </div>
        <div id="book-nav-links" class="flex-grow-1 border-0 m-0 px-2 overflow-y-auto pb-4">
        </div>
    </div>
    <div id="mobile-links" class="bg-dark text-light py-1 d-print-none" style="display: none;">
        <div class="row py-0">
            <a class="col btn text-light bi-book fs-3" id="book-cover-link" style="display: none;"></a>
            <button class="col btn text-light d-none d-md-block bi-list fs-3" data-action="ToggleBookNav"></button>
            <a class="col btn text-light bi-chevron-left fs-3" id="previous-chapter-link"></a>
            <a class="col btn text-light bi-chevron-right fs-3" id="next-chapter-link"></a>
        </div>
    </div>
    <div class="container-fluid px-0">
        <div id="main-window" class="col d-flex flex-column vh-100 z-0">
            <div id="scroll-progress-bar" class="bg-dark d-print-none d-none">
                <div class="progress-bar d-block bg-rainbow"></div>
            </div>
            <nav id="main-nav" class="bg-dark shadow z-1 py-0 d-print-none">
                <div id="main-nav-wrapper" class="container d-flex flex-row align-items-center">
                    <div id="main-nav-left" id="headerNav" class="d-flex flex-row">
                        <a class="btn btn-dark bi-logo-etb-simple fs-3 py-0" href="/"></a>
                    </div>
                    <div id="main-nav-right" class="d-flex flex-row ps-3 ms-auto align-items-center">
                        <div class="dropdown d-lg-none">
                            <button class="btn bi-list text-light" type="button" data-bs-toggle="dropdown"
                                data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></button>
                            <div id="mobile-menu" class="dropdown-menu dropdown-menu-end vw-100">
                            </div>
                        </div>
                        <button
                            class="btn bg-rainbow-sm text-white ms-auto d-none d-md-flex flex-row align-items-center py-1 pe-1 flex-grow-1 me-2 rounded-0 pe-3"
                            data-target-template="modal-search" id="searchButton" data-action="ToggleModal">
                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 17:15:40 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://whitelabelstacks.com/
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=12,cfOrigin;dur=156
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=s3n6N4Lo3%2B1%2BlH99OXAFogoChihQylF7IbkoKleQJtZkAJPBMp%2Bytw6X1AdiOuvsxYecbSNKS%2F%2BFu2%2B1QowBT2Hj7cwz4JZMj%2FKBI%2BBnwbOq4jo3mKT%2Bk8kb6yZAi1rJ"}]}
CF-RAY: 9c18747b9edcc236-SJC
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"84cd6f567eb54d379a7a536489fe0241","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
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HTTP/1.1 200 OK
Date: Wed, 21 Jan 2026 17:15:40 GMT
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Connection: close
Server: cloudflare
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Cache-Control: public, max-age=0
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Server-Timing: cfCacheStatus;desc="DYNAMIC"
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Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=kMzKfU1%2Bpr4BZ2miIY9866xE1VTXVp%2FpiUM%2BqoovMyOVaB%2BDPZymdDEBW9YieVNAMrZhX78CCFzS%2FUdiOHQdnc%2Fb8I8%2BrP%2FtGBbvA24lv5Ys%2F489"}]}
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Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
    <link rel="stylesheet" href="/styles/edtechbooks.css?v=1.6">
    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
            <a
                class="btn flex-grow-1 text-start px-3 text-truncate text-light rounded-0 bi-book-fill icon-text-link">Cover</a>
            <button class="btn ms-auto bi-caret-up text-light rounded-0 fs-5" data-bs-title="Collapse All"
                data-bs-placement="bottom" data-action="CollapseBookNavLinks"></button>
            <button class="btn bi-caret-down text-light rounded-0 fs-5" data-bs-title="Expand All"
                data-bs-placement="bottom" data-action="ExpandBookNavLinks"></button>
            <button class="btn bi-x-lg text-light rounded-0 fs-5 text-end" data-action="ToggleBookNav"></button>
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            <button class="col btn text-light d-none d-md-block bi-list fs-3" data-action="ToggleBookNav"></button>
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                            <button class="btn bi-list text-light" type="button" data-bs-toggle="dropdown"
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                            <div id="mobile-menu" class="dropdown-menu dropdown-menu-end vw-100">
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                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 200 OK
Date: Wed, 21 Jan 2026 17:15:42 GMT
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Server-Timing: cfCacheStatus;desc="DYNAMIC"
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Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=JYhkt9Ws18EL1Hrm9OYLkgdwe5lhaf2BDcQJD0xi1ph9%2BaJokyolmIv1icnjVhf8C%2FvsLY62grQGwU%2FiAXeEtigJgMKrhf%2BP%2B1bwUgkGz7BTyu1b"}]}
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Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
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    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
            <a
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            <button class="btn ms-auto bi-caret-up text-light rounded-0 fs-5" data-bs-title="Collapse All"
                data-bs-placement="bottom" data-action="CollapseBookNavLinks"></button>
            <button class="btn bi-caret-down text-light rounded-0 fs-5" data-bs-title="Expand All"
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        </div>
        <div id="book-nav-links" class="flex-grow-1 border-0 m-0 px-2 overflow-y-auto pb-4">
        </div>
    </div>
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            <a class="col btn text-light bi-book fs-3" id="book-cover-link" style="display: none;"></a>
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        </div>
    </div>
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        <div id="main-window" class="col d-flex flex-column vh-100 z-0">
            <div id="scroll-progress-bar" class="bg-dark d-print-none d-none">
                <div class="progress-bar d-block bg-rainbow"></div>
            </div>
            <nav id="main-nav" class="bg-dark shadow z-1 py-0 d-print-none">
                <div id="main-nav-wrapper" class="container d-flex flex-row align-items-center">
                    <div id="main-nav-left" id="headerNav" class="d-flex flex-row">
                        <a class="btn btn-dark bi-logo-etb-simple fs-3 py-0" href="/"></a>
                    </div>
                    <div id="main-nav-right" class="d-flex flex-row ps-3 ms-auto align-items-center">
                        <div class="dropdown d-lg-none">
                            <button class="btn bi-list text-light" type="button" data-bs-toggle="dropdown"
                                data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></button>
                            <div id="mobile-menu" class="dropdown-menu dropdown-menu-end vw-100">
                            </div>
                        </div>
                        <button
                            class="btn bg-rainbow-sm text-white ms-auto d-none d-md-flex flex-row align-items-center py-1 pe-1 flex-grow-1 me-2 rounded-0 pe-3"
                            data-target-template="modal-search" id="searchButton" data-action="ToggleModal">
                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 301 Moved Permanently
Date: Wed, 21 Jan 2026 17:15:40 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://whitelabelstacks.com/
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=19,cfOrigin;dur=15
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=bmRxVtc83je7cnvNeLZ%2Bm4TMQt8gQMX4oYMf3T80lEsAwuBXDPViskkx1ygIYdOwHt%2FU5yPmvrIP8mYe1jhUJj%2F6pHLEkM3a1vNsCDTKV2XSa%2BMG"}]}
CF-RAY: 9c18747a89e3151b-EWR
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"84cd6f567eb54d379a7a536489fe0241","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>

HTTP/1.1 522 <none>
Date: Fri, 09 Jan 2026 14:59:33 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
Server-Timing: cfEdge;dur=19873,cfOrigin;dur=0
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9bb4cc1be9138820-SIN
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 522 <none>
Date: Fri, 09 Jan 2026 14:59:32 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
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Referrer-Policy: same-origin
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X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9bb4cc19cd27581c-SJC
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 301 Moved Permanently
Date: Fri, 09 Jan 2026 14:59:13 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://www.whitelabelstacks.com/
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=31,cfOrigin;dur=475
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=q9KeHcqRbeKtH4BGUQv1UYpBLNe8jFETmo4m645jfV7tCDCrRUwmxCDv8FNZIk0zIjdgqjnnzMAz9mDjsBEd%2Bzz3XfyUz3QKpr9yFLlX2dB6WN0p000%2FMYbUeOEcLfIyM5zj%2BQ%3D%3D"}]}
CF-RAY: 9bb4cc167a37fd67-SIN
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
<script defer src="https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015" integrity="sha512-ZpsOmlRQV6y907TI0dKBHq9Md29nnaEIPlkf84rnaERnq6zvWvPUqr2ft8M1aS28oN72PdrCzSjY4U6VaAw1EQ==" data-cf-beacon='{"version":"2024.11.0","token":"84cd6f567eb54d379a7a536489fe0241","r":1,"server_timing":{"name":{"cfCacheStatus":true,"cfEdge":true,"cfExtPri":true,"cfL4":true,"cfOrigin":true,"cfSpeedBrain":true},"location_startswith":null}}' crossorigin="anonymous"></script>
</body>
</html>

HTTP/1.1 522 <none>
Date: Fri, 09 Jan 2026 14:59:32 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9bb4cc195bb2d2ba-FRA
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 301 Moved Permanently
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://www.whitelabelstacks.com/
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=0WnNoBvaNQrno1jz6amoBpMqZkgyLrJUDplxvbERFU9DyPUNABpnCNgN2K8TYcrnCzKz%2BST8C01D8xQKaCgep4HFpo7%2BnBdudjA6Kbg4EWTi8p%2FjiMuUSA%3D%3D"}]}
CF-RAY: 9bb4cc145b7654eb-FRA
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
</body>
</html>

HTTP/1.1 200 OK
Date: Fri, 09 Jan 2026 14:59:13 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
vary: accept-encoding
Set-Cookie: connect.sid=s%3AFNTalzib7SQzSUo9v_AmvjxvWJ5vxkX6.tAMhVkLpMELtxiG20iJRrIRIWd3Om%2B9yr5%2B2XUm3%2FGo; Domain=.whitelabelstacks.com; Path=/; HttpOnly; SameSite=Lax
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=fVHq%2F60AsCI4%2BwZld%2FU0cLHVOosPaCBAMOIbWvNZTdKY7Ap5Fg87S3fYYm%2BJ3Yja9KfRt9cmkvecjWBw6qqWXqioOxm6bB3BreV1MWPRvvBEjNsevp4InVvC0dqcFMPkAzogAA%3D%3D"}]}
cf-cache-status: DYNAMIC
CF-RAY: 9bb4cc14cdc9d3c1-FRA
alt-svc: h3=":443"; ma=86400

Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
    <link rel="stylesheet" href="/styles/edtechbooks.css?v=1.6">
    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
            <a
                class="btn flex-grow-1 text-start px-3 text-truncate text-light rounded-0 bi-book-fill icon-text-link">Cover</a>
            <button class="btn ms-auto bi-caret-up text-light rounded-0 fs-5" data-bs-title="Collapse All"
                data-bs-placement="bottom" data-action="CollapseBookNavLinks"></button>
            <button class="btn bi-caret-down text-light rounded-0 fs-5" data-bs-title="Expand All"
                data-bs-placement="bottom" data-action="ExpandBookNavLinks"></button>
            <button class="btn bi-x-lg text-light rounded-0 fs-5 text-end" data-action="ToggleBookNav"></button>
        </div>
        <div id="book-nav-links" class="flex-grow-1 border-0 m-0 px-2 overflow-y-auto pb-4">
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    </div>
    <div id="mobile-links" class="bg-dark text-light py-1 d-print-none" style="display: none;">
        <div class="row py-0">
            <a class="col btn text-light bi-book fs-3" id="book-cover-link" style="display: none;"></a>
            <button class="col btn text-light d-none d-md-block bi-list fs-3" data-action="ToggleBookNav"></button>
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            <a class="col btn text-light bi-chevron-right fs-3" id="next-chapter-link"></a>
        </div>
    </div>
    <div class="container-fluid px-0">
        <div id="main-window" class="col d-flex flex-column vh-100 z-0">
            <div id="scroll-progress-bar" class="bg-dark d-print-none d-none">
                <div class="progress-bar d-block bg-rainbow"></div>
            </div>
            <nav id="main-nav" class="bg-dark shadow z-1 py-0 d-print-none">
                <div id="main-nav-wrapper" class="container d-flex flex-row align-items-center">
                    <div id="main-nav-left" id="headerNav" class="d-flex flex-row">
                        <a class="btn btn-dark bi-logo-etb-simple fs-3 py-0" href="/"></a>
                    </div>
                    <div id="main-nav-right" class="d-flex flex-row ps-3 ms-auto align-items-center">
                        <div class="dropdown d-lg-none">
                            <button class="btn bi-list text-light" type="button" data-bs-toggle="dropdown"
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                            <div id="mobile-menu" class="dropdown-menu dropdown-menu-end vw-100">
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                        </div>
                        <button
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                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 522 <none>
Date: Fri, 09 Jan 2026 14:59:32 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: close
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy: same-origin
X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9bb4cc193f09989c-FRA
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 301 Moved Permanently
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://www.whitelabelstacks.com/
cf-cache-status: DYNAMIC
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Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
</body>
</html>

HTTP/1.1 301 Moved Permanently
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://www.whitelabelstacks.com/
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ragPaH2oHz1tISQVYKuBN65WL3Jgq6Vc%2BPfI9yPsOu%2B%2FwZhdEJxpXKbcvFAyzxMX7kKIsbcThjcPdmv%2B3ebJshSUQQzjiuIFmvrxdK8eBJTkPRpxF9lSYxtJ9YiOEIoVGcDoAA%3D%3D"}]}
CF-RAY: 9bb4cc140ae1cb3f-FRA
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
</body>
</html>

HTTP/1.1 200 OK
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=8,cfOrigin;dur=30
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cf-cache-status: DYNAMIC
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CF-RAY: 9bb4cc13386aaded-EWR
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Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
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    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
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    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
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        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
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                            <button class="btn bi-list text-light" type="button" data-bs-toggle="dropdown"
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                            <div id="mobile-menu" class="dropdown-menu dropdown-menu-end vw-100">
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                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

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X-Frame-Options: SAMEORIGIN
Server: cloudflare
CF-RAY: 9bb4cc190fb72bdc-FRA
alt-svc: h3=":8443"; ma=86400


error code: 522

HTTP/1.1 301 Moved Permanently
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://whitelabelstacks.com/
cf-cache-status: DYNAMIC
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=fo827NycOUwhOon%2FYuaQDPF4C%2BAELuXsiXUfsTUYbKXV%2F%2FP2QRBHIOIUaRlmzcLj1Mawc9dyukAJn6VYbZsBCQG%2BogO8PIqUT4XmRmxNjB5Qew66r8mTG7cpRDtxQeaa"}]}
CF-RAY: 9bb4cc13f9e8974b-FRA
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
</body>
</html>

HTTP/1.1 301 Moved Permanently
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Location: https://whitelabelstacks.com/
cf-cache-status: DYNAMIC
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=21,cfOrigin;dur=49
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CF-RAY: 9bb4cc1318d93a08-YYZ
alt-svc: h3=":443"; ma=86400

Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
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HTTP/1.1 200 OK
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=14,cfOrigin;dur=245
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Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=9cIfuI%2FtvSn5ESoYIHyaqPIYvJ1xm7BcZ9MDlv3bTki0VYWRhuMYlPqjxnpzEZESdP94TI8zJDSsEBLp1vmupZVZXCTq3vA7GhOZ31QnuOs4OOv5OlUlrfVf8DAndWr%2B1EoyOg%3D%3D"}]}
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Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
    <link rel="stylesheet" href="/styles/edtechbooks.css?v=1.6">
    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
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        <div id="main-window" class="col d-flex flex-column vh-100 z-0">
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            <nav id="main-nav" class="bg-dark shadow z-1 py-0 d-print-none">
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                            data-target-template="modal-search" id="searchButton" data-action="ToggleModal">
                            <i class="bi-search me-3"></i>
                            <span class="me-5 my-auto" data-i18n>Search</span>
                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 200 OK
Date: Fri, 09 Jan 2026 14:59:12 GMT
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Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
vary: accept-encoding
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Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=MMW8za52QIa6U%2B7HhpAS7sBkYOof1pYjwW9ubWJGA4NoODs%2BigPxZw45Q2%2FDlSkHlsR1XdAu86I7LEFTFMN3MDWdJIsF17p1gNJuM74UtD5dEKC7"}]}
cf-cache-status: DYNAMIC
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Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
    <link rel="icon" type="image/x-icon" href="/favicon.ico">
    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="/styles/bootstrap-icons/font/bootstrap-icons.min.css">
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    <link rel="schema.DC" href="https://purl.org/dc/elements/1.1/">
</head>

<body>
    <div id="book-nav" class="d-print-none bg-dark text-light shadow z-2 flex-column" style="display: none;">
        <div id="book-nav-header" class="d-flex flex-row p-0 align-items-center shadow">
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            <button class="btn ms-auto bi-caret-up text-light rounded-0 fs-5" data-bs-title="Collapse All"
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                            <i class="bi-search me-3"></i>
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                            <!--
                            <span id="searchShortcut"
                                class="rounded px-2 ms-auto d-flex flex-row align-items-center py-1 bi-command">K</span>
                                -->
                        </button>
                        <button class="d-md-

HTTP/1.1 200 OK
Date: Fri, 09 Jan 2026 14:59:12 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: close
Server: cloudflare
Nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Powered-By: Express
Cache-Control: public, max-age=0
Last-Modified: Mon, 10 Nov 2025 15:09:19 GMT
Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=11,cfOrigin;dur=11
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Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=5RtMo04WxG5s1M%2F7DGP9lswOX9XsFItLAQD8eFkFN5Ak%2FGayoQ2Fx1huXglQ0thm0D6Z3jqSlNsD8URnboC3WMLmquqN3Ndge%2F7HLAKZ1QJoQoLJ6eOrzQ%3D%3D"}]}
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Page title: WhiteLabelStacks

<!doctype html>
<html lang="en" data-bs-theme="auto">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="">
    <title>WhiteLabelStacks</title>
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    <link rel="stylesheet" href="/styles/bootstrap/css/bootstrap.min.css">
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</head>

<body>
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Page title: WhiteLabelStacks

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Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
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<center><h1>301 Moved Permanently</h1></center>
<hr><center>nginx/1.24.0 (Ubuntu)</center>
</body>
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HTTP/1.1 301 Moved Permanently
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Page title: 301 Moved Permanently

<html>
<head><title>301 Moved Permanently</title></head>
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<center><h1>301 Moved Permanently</h1></center>
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Page title: WhiteLabelStacks

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